autotest/virt-test — pull request #969 by xiaoqing-wei (2013-10-25 05:27:38+00:00)
Title: Ubuntu guest system_reset_bootable fix

As Ubuntu would make grub stop OS selection screen
when it encountering power loss, thus case after
system_reset_bootable would be blocked, adding
a workaround, OS older then 12.04 are not cared.

Signed-off-by: Xiaoqing Wei